| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 158 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | China | 1 | |
| #4 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Hats | |
| #2 | Hats | |
| #3 | Climate change mitigation in buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sai Seikon | 24 |
| #2 | Nakazawa Masakazu | 22 |
| #3 | Watanabe Keiichi | 16 |
| #4 | Ikeda Toshio | 15 |
| #5 | Majima Atsushi | 14 |
| #6 | Suzuki Shokichi | 14 |
| #7 | Takahashi Masanao | 12 |
| #8 | Midorikawa Takayuki | 12 |
| #9 | Takebayashi Yuichiro | 12 |
| #10 | Murayama Masahide | 11 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020185813A | Life jacket | |
| JP2020158907A | Helmet | |
| JP2020120950A | Pressing operation aid for buckle | |
| JP2020062139A | Safety belt | |
| JP2020044144A | Safety belt | |
| JP2020028385A | Safety belt | |
| JP2020029627A | Helmet | |
| JP2020007679A | Helmet | |
| JP2020007670A | Relay terminal and head protection equipment | |
| JP2018178351A | Helmet | |
| JP2019131927A | Helmet camera and helmet | |
| JP2019097843A | Hook body for safety belt and hook | |
| JP2018024974A | helmet | |
| JP2019090122A | Shock absorbing structure of helmet | |
| JP2018087401A | Holder for exterior member of helmet | |
| JP2017172105A | Hammock for helmet | |
| JP2017172106A | Hammock for helmet | |
| JP2019014992A | Luminescent tool for cap body and helmet | |
| JP2018053383A | Upper reversed helmet | |
| JP2017218684A | helmet |